From 2b5895c83885a45bde094837cfc307bd1fa4aed4 Mon Sep 17 00:00:00 2001
From: James Skimming <647706+JSkimming@users.noreply.github.com>
Date: Mon, 18 Jul 2022 09:25:22 +0100
Subject: [PATCH] Still use RegisteredLogger when provided with a logger

Fixes serilog/serilog-extensions-hosting#63
---
 src/Serilog.Extensions.Hosting/SerilogHostBuilderExtensions.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Serilog.Extensions.Hosting/SerilogHostBuilderExtensions.cs b/src/Serilog.Extensions.Hosting/SerilogHostBuilderExtensions.cs
index 086f810..d588000 100644
--- a/src/Serilog.Extensions.Hosting/SerilogHostBuilderExtensions.cs
+++ b/src/Serilog.Extensions.Hosting/SerilogHostBuilderExtensions.cs
@@ -84,6 +84,9 @@ public static IHostBuilder UseSerilog(
                 {
                     // This won't (and shouldn't) take ownership of the logger. 
                     collection.AddSingleton(logger);
+
+                    // Still need to use RegisteredLogger as it is used by ConfigureDiagnosticContext.
+                    collection.AddSingleton(new RegisteredLogger(logger));
                 }
                 bool useRegisteredLogger = logger != null;
                 ConfigureDiagnosticContext(collection, useRegisteredLogger);